<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        div{
            width: 200px;
            height: 200px;
            border: 1px solid black;
        }
        table{
            width: 200px;
            height: 200px;
            border: 1px solid rgb(102, 204, 59);
            margin: 0%;
        }

        
    </style>
</head>
<body>
    <div class="box1">
        <table border="1" width="200" height="200" cellspacing="0">
            <tr>
                <td ></td>
            </tr>
            <tr>
                <td></td>
            </tr>
            <tr>
                <td rowspan=+
                
                +""></td>
            </tr>
            <tr>
                <td></td>
            </tr>
        </table>
    </div>
    <div class="box2"></div>
    <div class="box3"></div>


</body>
</html>